Dipyre :: Dipyre (n.) A mineral of the scapolite group; -- so called from the double effect of fire upon it, in fusing it, and rendering it phosphorescent..
Dipyrenous :: Dipyrenous (a.) Containing two stones or nutlets.
Dipyridil :: Dipyridil (n.) A crystalline nitrogenous base, C10H8N2, obtained by the reduction of pyridine..
Dipyridine :: Dipyridine (n.) A polymeric form of pyridine, C10H10N2, obtained as a colorless oil by the action of sodium on pyridine..